right now walmart employs 1.4 million workers here in the united states. >>> if you haven't gotten it yet you probably no someone with the flu. so far california hasn't been hit as hard as the rest of the country but doctors say that will change. and public health officials say the best option now for a flu shot is to go to your doctor because they use different supplies than the big box stores than running out. >> that doesn't mean there's no vaccine. people sometimes forget that their own healthcare providers have vaccine. >> california is not sharing any of its supply to the states that are running out and said health officials are saving it for the weeks ahead. you can get the shot in san jose near westgate mall and fremont at the hub at cvs. >>> a debate brewing over the link between marijuana use and lower iq scores. a study published last august tracked more than 1,000 people and found drops in iq for those who started smoking pot as adolescents. a new study published yesterday calls the original conclusion into question saying differences in education, job history and other so